diff --git a/Dockerfile b/Dockerfile
index 675ce48..872bf49 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,7 +16,8 @@ RUN curl -s -L "https://github.com/RSS-Bridge/rss-bridge/tarball/master/" -o /tm
 # Configure RSS-Bridge
 RUN echo "*" > "/app/public/whitelist.txt" && \
     mkdir -p /app/public/cache && \
-    chown -R www-data:www-data /app/public
+    chown -R www-data:www-data /app/public && \
+    chmod -R 775 /app/public/cache
 
 RUN chown www-data:www-data /data/caddy && chmod 2770 /data/caddy